152 



Boston Journal of Natural History. Vol. II. August, 1839. No. 3, 

 4. 8vo. Vol. V. No. 1. January, 1845. — From the Society. 



Proceedings of the Boston Society of Natural History. Nos. 17 to 

 21, inclusive. October, 1843, to November, 1844. 8vo. — Fi'om 

 the same. 



The Medical News and Library. Vol. III. April, 1845. No. 28. 

 8vo. — From Lea df Blanchard. 



First Report on Meteorology, to the Surgeon-General of the United 

 States Army, by James P. Espy, A.M. Washington, Oct. 9, 

 1843. 4to. — From the Author. 



Report of the Select Committee of the House, relative to the Use of 

 Mercury in the Practice of Medicine. Harrisburg, 1845. 8vo. — 

 From Charles B. Trego, Esq. 



Report of the Select Committee on the Maps, Plates, &c., of the Ex- 

 ploring Expedition. 28th Congress, 2d Session, House of Re- 

 presentatives, Doc. 160.— i^rom Titian R. Peale. 



Memoirs on the Military Resources of the Valley of the Ohio, as ap- 

 plicable to Operations on the Gulf of Mexico ; and on a System 

 for the Common Defence of the United States. By John San- 

 ders. With a Review of the same by James L. Mason. Wash- 

 ington, 1845. 8vo. — From Major Hartman Bache. 



Trattato del Magnetismo e della Elettricita dell' ab. Francesco Zan- 

 tedeschi. Parte I. Venezia, 1844. 8vo. — From the Author. 



Elenco delle Principali Opere Scientifiche presentate ad Accademie o 

 pubblicate dell' Abate Francesco Zantedeschi. . Venezia, 1842. 

 4to. — From the same. 



Del Transporto della Materia Pesante nelle due opposte Correnti dell' 

 Apparato Voltiano della loro Natura e del Moto Vorticoso o a Spi- 

 rale dell' Arco Luminoso. Memoria dell' Abate Francesco Zan- 

 tedeschi. Vicenza, 1844. 4to. — From the same. 



Memoria sul Termo-Elettricismo Dinamico nei Circuiti formati di un 

 solo metallo dell' Abate Francesco Zantedeschi. Vicenza, 1844, 

 4to. — From the same. 



Report of Edward Miller, Civil Engineer, on the Improvement of the 

 Schuylkill Navigation, nnade to the Board of Managers, March 

 11, 1845. 8vo From S. W. Roberts. 



The list of Committees on subjects of science, which have 

 not yet reported, was read. 



The Committee on Prof. Henry's communications of elec- 



